Last updated: June 2, 2025
Understanding the UV Index in Korosten, Ukraine, is crucial for safeguarding your skin and overall health. With the city's Dfb climate resulting in varying levels of solar exposure throughout the year, being aware of UV levels can help prevent sunburn and long-term skin damage. During peak hours, particularly between noon and 2 PM, the UV Index can reach a significant 8, indicating a high risk of harm from unprotected sun exposure. Stay informed and take proactive measures to enjoy the sunny days while protecting your skin!
The UV index throughout the day reveals a fascinating pattern of sun intensity. Early risers will notice a gentle start at 1 around 7:00 AM, gradually climbing to a moderate 3 by 9:00 AM. As the sun reaches its peak, the index hits 6 at 11:00 AM, escalating to an impressive 8 from 12:00 PM to 2:00 PM—the height of solar exposure. After this, the UV levels begin to wane, dropping to 7 at 3:00 PM, and further decreasing to moderate numbers of 5, 3, and 2 as the sun sets, concluding the day with a calm 1 at 7:00 PM. Remember, during the peak hours, sun safety is crucial!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 6 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index varies significantly throughout the year, indicating how intense the sun's ultraviolet radiation can be. From January to February, the exposure is classified as low with an index of 2 and a burn time of 45 minutes. As spring approaches, March and April see an increase to a moderate index of 4 and 5, respectively, with burn times dropping to 30 minutes. The summer months—May, June, and July—are high-risk, particularly June and July, where the index peaks at very high levels of 8, necessitating protective measures after just 15 minutes of sun exposure. Even in August and September, the index remains in the high range at 7 and 6, respectively, with reduced burn times of 25 minutes. As fall approaches, October returns to a moderate index of 3, followed by a return to low levels in November and December. Visitors and residents should be particularly cautious from May through September, ensuring adequate sunscreen application and protective clothing during peak sun hours to minimize skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Korosten | 2 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 6 | 3 | 2 | 2 |
| Kyiv UVI | 2 | 2 | 4 | 6 | 7 | 8 | 8 | 7 | 6 | 4 | 2 | 1 |
| Kharkiv UVI | 2 | 2 | 4 | 6 | 7 | 8 | 8 | 7 | 6 | 4 | 2 | 1 |
| Dnipro UVI | 2 | 3 | 5 | 6 | 7 | 8 | 8 | 8 | 6 | 4 | 2 | 1 |
| Donetsk UVI | 2 | 3 | 5 | 6 | 8 | 9 | 8 | 8 | 6 | 4 | 2 | 1 |
| Odessa UVI | 2 | 3 | 5 | 7 | 8 | 9 | 8 | 8 | 7 | 4 | 3 | 2 |